Cylindrical Grinder Hydraulic Machines

Machine Base

The machine base is manufactured of one piece close grained graded cast iron box type design, heavily reinforced with ribs provide high rigidity & stability.

Machine Base

V & Flat guid ways precisely hand scrapped with continuous automatic lubrication.

Grinding wheel slide is coated with turcite coated which gives stick slip free movement, excellent vibration damping and high positioning accuracy.

Work Head

The machine has a rigid Universal Work Head, which can be swivelled to facilitate taper grinding.
The drive to the work head is built for stationery and live spindle grinding
Work Head with Antifriction bearings and variable frequency drive offered as optional.

Coolant

Coolant supply is provided with electrical pump fitted on separate tank

Wheel Head

Wheel Head Spindle is made of special alloy steel ground and micro finish to achieve high dimensional stability and long life.
Spindles runs in precision white metal bearings which give high accuracy and excellent surface finish to the work piece
Cartridge type grinding wheel head spindle with precision antifriction can be offered as optional.

Tail Stock

Rigid Tail Stock
Tail Stock is spring loaded and can accept MT-3 Taper
Hydraulic Actuation & Micro taper correction facility in optional

Internal Grinding Attachment (Optional)

This unit with its independent drive motor is hinged on the wheel head and can be quickly lowered in to grinding position.
The drive to the spindle is transmitted by flat belt.

Electricals

The machine is supplied with all electrical suitable for 440V, AC, 50 Hzs. The motors are of reputed make, The electrical panel is mounted on one side of the machine, Push button station is located at easy reach of the operator.



MODEL
Swing Over table
Unit
mm
U-127/300
254/300/350
U-127/500
254/300/350
U-127/500
254/300/350
U-127/500
254/300/350
U-127/500
254/300/350
U-127/500
254/300/350
U-127/500
254/300/350
U-127/500
254/300/350
Admit between Center mm 300 500 625 750 1000 1250 1500 2000
Max Swivel of table deg. 7o+2o=9o 6o+2o=8o 6o+2o=8o 6o+2o=8o 6o+2o=8o 5o+2o=7o 5o+2o=7o 4o+2o=6o
Table Speed Min
Max
mm
Min
400
5000
400
5000
400
5000
400
5000
400
5000
400
5000
400
5000
Grinding Wheel Diameter mm 350 / 400 350 / 400 350 / 400 350 / 400 350 / 400 350 / 400 350 / 400 350 / 400
Grinding Wheel Width mm 40 / 50 40 / 50 40 / 50 40 / 50 40 / 50 40 / 50 40 / 50 40 / 50
Wheel Head mm 40 40 40 40 40 40 40 40
Rapid Approach                  
Speed of Grinding Wheel rpm 1600-2090 1600-2090 1600-2090 1600-2090 1600-2090 1600-2090 1600-2090 1600-2090
Speed of Work Head rpm 60 - 120 - 212 - 380 / Variable Frequency Drive
Swivel of Work Head deg. 0o-90o 0o-90o 0o-90o 0o-90o 0o-90o 0o-90o 0o-90o 0o-90o
Work Head Spindle Nose Taper MT 4 4 4 4 4 4 4 4
Tail Stock Spindle Nose Taper MT 3 3 3 3 3 3 3 3
Internal Grinding Spindle Dia. mm 60 60 60 60 60 60 60 60
Weight Approx. Kg. 1800 2000 2100 2500 3000 3100 3300 3800
Floor Space (L x W) mm 2400 x 1260 2760 x 1260 2950 x 1260 3410 x 1260 4370 x 1260 4870 x 1260 5760 x 1260 6760 x 1260